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Finding the Fourth Proportional to 176,516.60, 264,691.71 and 64,117.58

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Solution

The fourth proportional to 176,516.60, 264,691.71 and 64,117.58 is: 96,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,516.60 : 264,691.71 = 64,117.58 : x
  2. Step 2: Convert to fraction form
    176,516.60/264,691.71 = 64,117.58/x
  3. Step 3: Cross multiply
    176,516.60x = 264,691.71 × 64,117.58
  4. Step 4: Simplify right side
    176,516.60x = 16,971,390,567.80
  5. Step 5: Solve for x
    x = 16,971,390,567.80/176,516.60
  6. Step 6: Final answer
    x = 96,146.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.